Example: '1 1 1 1'.replace('1', lambda char, index: str(index)+char) # '01 11 21 31' _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/7WBQW3YWNO5MODRQJJXAC2AW3QFGGCXB/ Code of Conduct: http://python.org/psf/codeofconduct/
- [Python-ideas] Use lambda in str.replace/re.sub artem6191